{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:OVVOEN2ULMGMTUPWATEVRKZAB4","short_pith_number":"pith:OVVOEN2U","canonical_record":{"source":{"id":"2104.09592","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-04-19T19:52:41Z","cross_cats_sorted":[],"title_canon_sha256":"f31d48b114c1cc0c3d6693f2505758672cb427fd33aa561556db120c08c603c6","abstract_canon_sha256":"11bc8ba8a99fc007361af58f01f3eace88768952d0511e1fe8d647739483584c"},"schema_version":"1.0"},"canonical_sha256":"756ae237545b0cc9d1f604c958ab200f24fe6bd62d34b2b17aa6423f56decfbb","source":{"kind":"arxiv","id":"2104.09592","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.09592","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"arxiv_version","alias_value":"2104.09592v1","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.09592","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_12","alias_value":"OVVOEN2ULMGM","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_16","alias_value":"OVVOEN2ULMGMTUPW","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_8","alias_value":"OVVOEN2U","created_at":"2026-07-05T03:01:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:OVVOEN2ULMGMTUPWATEVRKZAB4","target":"record","payload":{"canonical_record":{"source":{"id":"2104.09592","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-04-19T19:52:41Z","cross_cats_sorted":[],"title_canon_sha256":"f31d48b114c1cc0c3d6693f2505758672cb427fd33aa561556db120c08c603c6","abstract_canon_sha256":"11bc8ba8a99fc007361af58f01f3eace88768952d0511e1fe8d647739483584c"},"schema_version":"1.0"},"canonical_sha256":"756ae237545b0cc9d1f604c958ab200f24fe6bd62d34b2b17aa6423f56decfbb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:01:17.008469Z","signature_b64":"fo4W6x7UjNAgVKsDUJDBLBFTpQHqyIdcdvLr9j2ejck7+uXClrJMIXQ/52St7xM19sGN+SKSuGuJwS1gqJFRCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"756ae237545b0cc9d1f604c958ab200f24fe6bd62d34b2b17aa6423f56decfbb","last_reissued_at":"2026-07-05T03:01:17.007968Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:01:17.007968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2104.09592","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:01:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KJrWxRj7nV8r9SxaQuqjVRN46KDdw/rrBI3cioxqn424eY2n5Yix/fo2U7WLsa2O1dzXko20F5cXuf7xKNbxCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:08:30.359021Z"},"content_sha256":"2b1639af10d6dff04b0182ac9ba0a387913445dab9612017219abc8d90906b83","schema_version":"1.0","event_id":"sha256:2b1639af10d6dff04b0182ac9ba0a387913445dab9612017219abc8d90906b83"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:OVVOEN2ULMGMTUPWATEVRKZAB4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic coupling in Y$_3$Fe$_5$O$_{12}$/Gd$_3$Fe$_5$O$_{12}$ heterostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrew Ross, Felix Fuhrmann, Gerhard Jakob, Jinbo Yang, Jun Miao, Mathias Kl\\\"aui, Rui Wu, Sally Lord, Shilei Ding, Sven Becker, Zengyao Ren","submitted_at":"2021-04-19T19:52:41Z","abstract_excerpt":"Ferrimagnetic Y$_3$Fe$_5$O$_{12}$ (YIG) is the prototypical material for studying magnonic properties due to its exceptionally low damping. By substituting the yttrium with other rare earth elements that have a net magnetic moment, we can introduce an additional spin degree of freedom. Here, we study the magnetic coupling in epitaxial Y$_3$Fe$_5$O$_{12}$/Gd$_3$Fe$_5$O$_{12}$ (YIG/GIG) heterostructures grown by pulsed laser deposition. From bulk sensitive magnetometry and surface sensitive spin Seebeck effect (SSE) and spin Hall magnetoresistance (SMR) measurements, we determine the alignment o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.09592","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2104.09592/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:01:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PC6eqBnSr/TluVfIibYdHIGrxZ6fDxWzzaLmPSgDNH4FzR33A5eESauOaJjsShaMBQOJeBad8wOkVq5cOMZKBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:08:30.359405Z"},"content_sha256":"fa076662ec7b1ecc0410c0210188b67756010f4d2dc875b8c1ae1fbebe2d72ea","schema_version":"1.0","event_id":"sha256:fa076662ec7b1ecc0410c0210188b67756010f4d2dc875b8c1ae1fbebe2d72ea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/bundle.json","state_url":"https://pith.science/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-06T23:08:30Z","links":{"resolver":"https://pith.science/pith/OVVOEN2ULMGMTUPWATEVRKZAB4","bundle":"https://pith.science/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/bundle.json","state":"https://pith.science/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OVVOEN2ULMGMTUPWATEVRKZAB4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:OVVOEN2ULMGMTUPWATEVRKZAB4","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"11bc8ba8a99fc007361af58f01f3eace88768952d0511e1fe8d647739483584c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-04-19T19:52:41Z","title_canon_sha256":"f31d48b114c1cc0c3d6693f2505758672cb427fd33aa561556db120c08c603c6"},"schema_version":"1.0","source":{"id":"2104.09592","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2104.09592","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"arxiv_version","alias_value":"2104.09592v1","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2104.09592","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_12","alias_value":"OVVOEN2ULMGM","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_16","alias_value":"OVVOEN2ULMGMTUPW","created_at":"2026-07-05T03:01:17Z"},{"alias_kind":"pith_short_8","alias_value":"OVVOEN2U","created_at":"2026-07-05T03:01:17Z"}],"graph_snapshots":[{"event_id":"sha256:fa076662ec7b1ecc0410c0210188b67756010f4d2dc875b8c1ae1fbebe2d72ea","target":"graph","created_at":"2026-07-05T03:01:17Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2104.09592/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ferrimagnetic Y$_3$Fe$_5$O$_{12}$ (YIG) is the prototypical material for studying magnonic properties due to its exceptionally low damping. By substituting the yttrium with other rare earth elements that have a net magnetic moment, we can introduce an additional spin degree of freedom. Here, we study the magnetic coupling in epitaxial Y$_3$Fe$_5$O$_{12}$/Gd$_3$Fe$_5$O$_{12}$ (YIG/GIG) heterostructures grown by pulsed laser deposition. From bulk sensitive magnetometry and surface sensitive spin Seebeck effect (SSE) and spin Hall magnetoresistance (SMR) measurements, we determine the alignment o","authors_text":"Andrew Ross, Felix Fuhrmann, Gerhard Jakob, Jinbo Yang, Jun Miao, Mathias Kl\\\"aui, Rui Wu, Sally Lord, Shilei Ding, Sven Becker, Zengyao Ren","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-04-19T19:52:41Z","title":"Magnetic coupling in Y$_3$Fe$_5$O$_{12}$/Gd$_3$Fe$_5$O$_{12}$ heterostructures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2104.09592","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2b1639af10d6dff04b0182ac9ba0a387913445dab9612017219abc8d90906b83","target":"record","created_at":"2026-07-05T03:01:17Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"11bc8ba8a99fc007361af58f01f3eace88768952d0511e1fe8d647739483584c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-04-19T19:52:41Z","title_canon_sha256":"f31d48b114c1cc0c3d6693f2505758672cb427fd33aa561556db120c08c603c6"},"schema_version":"1.0","source":{"id":"2104.09592","kind":"arxiv","version":1}},"canonical_sha256":"756ae237545b0cc9d1f604c958ab200f24fe6bd62d34b2b17aa6423f56decfbb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"756ae237545b0cc9d1f604c958ab200f24fe6bd62d34b2b17aa6423f56decfbb","first_computed_at":"2026-07-05T03:01:17.007968Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:01:17.007968Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fo4W6x7UjNAgVKsDUJDBLBFTpQHqyIdcdvLr9j2ejck7+uXClrJMIXQ/52St7xM19sGN+SKSuGuJwS1gqJFRCg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:01:17.008469Z","signed_message":"canonical_sha256_bytes"},"source_id":"2104.09592","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b1639af10d6dff04b0182ac9ba0a387913445dab9612017219abc8d90906b83","sha256:fa076662ec7b1ecc0410c0210188b67756010f4d2dc875b8c1ae1fbebe2d72ea"],"state_sha256":"fad7491cd6dc751a44f3cdd60c1b7a6d1426de3bc266d8c8b5f095c407d33d2e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9f/VuyD1TnVuf5Sj+iQGdS3bnLh51pJVi64+B8nyXtyQ+goi3Al28c1u69XIlSpCP9YfTaFA52DUMA7Q6XBpAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T23:08:30.361361Z","bundle_sha256":"dad062e630e5494ce476ff0aa2537d1e6999d7608e888f9298da791f31d26527"}}